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sage:from sage.modular.dirichlet import DirichletCharacter
H = DirichletGroup(4080, base_ring=CyclotomicField(16))
M = H._module
chi = DirichletCharacter(H, M([0,8,8,0,7]))
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pari:[g,chi] = znchar(Mod(521,4080))
\(\chi_{4080}(41,\cdot)\)
\(\chi_{4080}(521,\cdot)\)
\(\chi_{4080}(1961,\cdot)\)
\(\chi_{4080}(2441,\cdot)\)
\(\chi_{4080}(2681,\cdot)\)
\(\chi_{4080}(2921,\cdot)\)
\(\chi_{4080}(3641,\cdot)\)
\(\chi_{4080}(3881,\cdot)\)
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sage:chi.galois_orbit()
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pari:order = charorder(g,chi)
[ charpow(g,chi, k % order) | k <-[1..order-1], gcd(k,order)==1 ]
\((511,3061,1361,817,241)\) → \((1,-1,-1,1,e\left(\frac{7}{16}\right))\)
| \(a\) |
\(-1\) | \(1\) | \(7\) | \(11\) | \(13\) | \(19\) | \(23\) | \(29\) | \(31\) | \(37\) | \(41\) | \(43\) |
| \( \chi_{ 4080 }(521, a) \) |
\(1\) | \(1\) | \(e\left(\frac{13}{16}\right)\) | \(e\left(\frac{1}{16}\right)\) | \(i\) | \(e\left(\frac{5}{8}\right)\) | \(e\left(\frac{1}{16}\right)\) | \(e\left(\frac{11}{16}\right)\) | \(e\left(\frac{15}{16}\right)\) | \(e\left(\frac{15}{16}\right)\) | \(e\left(\frac{5}{16}\right)\) | \(e\left(\frac{3}{8}\right)\) |
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sage:chi.jacobi_sum(n)
